15.84kW Complete Solar Kit - EG4 FlexBoss21 Inverter + GridBoss - 28-32kWh Lithium Battery [SELECT PRO]

15.84kW Complete Solar Kit - EG4 FlexBoss21 Inverter + GridBoss - 28-32kWh Lithium Battery [SELECT PRO]Formerly known as the BPK PRO, the newly branded SELECT PRO is the biggest system in the line up. Whether you are backing up a massive residential estate, running a commercial operation, or building a high capacity off grid homestead, the SELECT PRO can handle it. It can also be scaled up as your needs increase. SELECT Power Kits come with all the parts and pieces you need to get up and running. Engineered for a DIY friendly experience, they are

Formerly known as the BPK-PRO, the newly branded SELECT PRO is the biggest system in the line-up.  Whether you are backing up a massive residential estate, running a commercial operation, or building a high-capacity off-grid homestead, the SELECT PRO can handle it.  It can also be scaled up as your needs increase.

SELECT Power Kits come with all the parts and pieces you need to get up and running. Engineered for a DIY-friendly experience, they are designed so that a homeowner can comfortably handle the majority of the installation, while remaining simple enough for a local professional to step in and finalize the connection quickly.

Typical Uses: What Can It Run?

• Whole-Home Autonomy: Provides the massive energy and surge capacity needed to ensure complete security and comfort for large luxury homes during extended grid outages.

• Intelligent Energy Management: The FlexBoss21 + GridBoss combo integrates solar, grid, and generator inputs into a single smart hub, automatically optimizing your power usage for maximum efficiency and savings.

• Large-Scale Off-Grid Systems: An ideal standalone power system for remote farms, ranches, and expansive homesteads that require industrial-grade reliability.

• Commercial & Industrial: Robust enough to power warehouses, medical clinics, remote worksites, and large-scale business operations.

• Advanced Load Shedding: Use intelligent software to prioritize your most critical loads, extending your battery life when you need it most during a crisis.

What’s Included in Your Kit:

• 15,840W Solar Array: 36 x Phono Draco 440W N-type TOPCon Tier-1 Mono Bifacial Solar Panels featuring a 30-year performance warranty.

• EG4 FlexBoss21 Hybrid Inverter + GridBoss: A premium power management duo featuring a smart interconnection device for seamless, high-capacity energy distribution and grid interaction.

• 28.67 – 32kWh LFP Batteries: High-capacity lithium iron phosphate storage with a 10-year warranty (Choose your configuration above).

• Battery Mounting: Includes professional hardware and buildable conduit boxes to secure and organize your battery bank into a professional "wall of power."

• Complete Cable Package: All necessary pre-cut cables, including 3 x 50ft & 3 x 10ft PV extensions cables and a 5ft heavy-duty battery cable for a straightforward installation.

• Safety & Protection: Includes all required DC disconnects and fuse kits to meet rigorous safety standards.

Technical Specifications at a Glance

• Total Solar Wattage: 15,840W

• Total Battery Capacity: 28.67 – 32kWh

• System Voltage: 48VDC

• Inverter Rated Power: 16,000W Continuous Output

• Solar Input Capacity: Up to 21,000W Max PV Input

• Solar Panel Warranty: 25-Years

Support & Coverage

• Full manufacturer warranties on all included components.

• Lifetime technical support from the dedicated ShopSolar team.

• Access to detailed setup diagrams, wiring schematics, and commissioning guides.

Installation Overview

The majority of ShopSolar customers install the bulk of the system themselves using our provided diagrams and support resources. Final electrical connections can be completed by a local electrician if required. Our technical support team is available throughout the process to ensure a smooth installation from delivery to system startup.

Order Today

All orders are shipped using our innovative packaging and custom pallets, designed for safe, secure delivery to your door. Backed by our free lifetime support, you can order today and secure your energy independence once and for all.